65980018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{47881}}^1$

素因数の和:47949

約数の個数: 16

約数和(自身を含む): 108596376

約数和(自身を除く): 42616358

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 47881, 95762, 622453, 1244906, 2537693, 5075386, 32990009, 65980018]

約数ペア:

[(1, 65980018), (2, 32990009), (13, 5075386), (26, 2537693), (53, 1244906), (106, 622453), (689, 95762), (1378, 47881)]